An August 6 headline in The Independent read, “No, JD Vance Is Not As Bad of a Running Mate As Sarah Palin — He’s Worse.” And according to many polls, Donald Trump’s 2024 running mate is even more unpopular than widely criticized GOP presidential running mates of the past — including Palin and Dan Quayle. CNN’s Harry Enten said of Sen. Vance, “He is historically unpopular, even more so than VP nominees who, of course, went on to infamy.” In his August 13 column, MSNBC’s Hayes Brown notes that a presidential running mate is “traditionally an attack dog for the nominee.” READ MORE: Trump’s ‘slur…